125055445 has 8 divisors (see below), whose sum is σ = 150966144. Its totient is φ = 99444624.

The previous prime is 125055421. The next prime is 125055487. The reversal of 125055445 is 544550521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125055445 - 2¹⁹ = 124531157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74049 + ... + 75718.

It is an arithmetic number, because the mean of its divisors is an integer number (18870768).

Almost surely, 2^125055445 is an apocalyptic number.

It is an amenable number.

125055445 is a deficient number, since it is larger than the sum of its proper divisors (25910699).

125055445 is a wasteful number, since it uses less digits than its factorization.

125055445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149939.

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 125055445 is about 11182.8191883800. The cubic root of 125055445 is about 500.0739157391.

The spelling of 125055445 in words is "one hundred twenty-five million, fifty-five thousand, four hundred forty-five".